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BOSTON MARATHON 2026

Sarah Bursten

Bib: 31887β€’F

CO

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
30:04
3.11 mi
Rank: #25024
Start β†’ 5K
30:04 | 9:41/mi
10K
59:17
6.21 mi
Rank: #24639 (+385)
5K β†’ 10K
29:13 | 9:25/mi
15K
1:28:24
9.32 mi
Rank: #24452 (+187)
10K β†’ 15K
29:07 | 9:23/mi
20K
1:57:41
12.43 mi
Rank: #24218 (+234)
15K β†’ 20K
29:17 | 9:26/mi
HALF
2:03:54
13.11 mi
Rank: #24174 (+44)
20K β†’ HALF
6:13 | 9:08/mi
25K
2:26:39
15.53 mi
Rank: #23914 (+260)
HALF β†’ 25K
22:45 | 9:23/mi
30K
2:56:57
18.64 mi
Rank: #23614 (+300)
25K β†’ 30K
30:18 | 9:46/mi
20M
3:13:39
20.00 mi
Rank: #23966 (-352)
30K β†’ 20M
16:42 | 12:18/mi
21M
3:24:13
21.00 mi
Rank: #23842 (+124)
20M β†’ 21M
10:34 | 10:34/mi
35K
3:31:26
21.75 mi
Rank: #23766 (+76)
21M β†’ 35K
7:13 | 9:39/mi
23M
3:43:48
23.00 mi
Rank: #23645 (+121)
35K β†’ 23M
12:22 | 9:53/mi
24M
3:54:01
24.00 mi
Rank: #23630 (+15)
23M β†’ 24M
10:13 | 10:13/mi
40K
4:03:09
24.85 mi
Rank: #23602 (+28)
24M β†’ 40K
9:08 | 10:41/mi
25.2M
4:06:53
25.20 mi
Rank: #23565 (+37)
40K β†’ 25.2M
3:44 | 10:50/mi
FINISH
4:16:28
26.22 mi
Rank: #23493 (+72)
25.2M β†’ FINISH
9:35 | 9:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:03:54
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:12:34
Pace10:07 /mi
πŸ“ŠPositive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1930:049:4130:04
9:41
-
10K
6.21 mi12:24:3259:179:3329:13
9:25
-0:16
15K
9.32 mi12:53:391:28:249:3029:07
9:23
-0:02
20K
12.43 mi13:22:561:57:419:2929:17
9:26
+0:03
HALF
13.11 mi13:29:092:03:549:286:13
9:08
-0:18
25K
15.53 mi13:51:542:26:399:2722:45
9:23
+0:15
30K
18.64 mi14:22:122:56:579:3030:18
9:46
+0:23
20M
20.00 mi14:38:543:13:399:4116:42
12:18
+2:32
21M
21.00 mi14:49:283:24:139:4410:34
10:34
-1:44
35K
21.75 mi14:56:413:31:269:447:13
9:39
-0:55
23M
23.00 mi15:09:033:43:489:4412:22
9:53
+0:14
24M
24.00 mi15:19:163:54:019:4610:13
10:13
+0:20
40K
24.85 mi15:28:244:03:099:479:08
10:41
+0:28
25.2M
25.20 mi15:32:084:06:539:483:44
10:50
+0:09
FINISH
26.22 mi15:41:434:16:289:489:35
9:25
-1:25

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:08 /mi

Average Pace

9:47 /mi

Slowest Pace

12:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

6:13

2% of race

Time at Steady Pace

3:19:54

78% of race

Time at Slower Pace

50:21

20% of race

Average Pace: 9:47 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:55:1930:049:4130:04
9:41
#25024
10K
6.21 mi12:24:3259:179:3329:13
9:25
#24639
15K
9.32 mi12:53:391:28:249:3029:07
9:23
#24452
20K
12.43 mi13:22:561:57:419:2929:17
9:26
#24218
HALF
13.11 mi13:29:092:03:549:286:13
9:08
#24174
25K
15.53 mi13:51:542:26:399:2722:45
9:23
#23914
30K
18.64 mi14:22:122:56:579:3030:18
9:46
#23614
20M
20.00 mi14:38:543:13:399:4116:42
12:18
#23966
21M
21.00 mi14:49:283:24:139:4410:34
10:34
#23842
35K
21.75 mi14:56:413:31:269:447:13
9:39
#23766
23M
23.00 mi15:09:033:43:489:4412:22
9:53
#23645
24M
24.00 mi15:19:163:54:019:4610:13
10:13
#23630
40K
24.85 mi15:28:244:03:099:479:08
10:41
#23602
25.2M
25.20 mi15:32:084:06:539:483:44
10:50
#23565
FINISH
26.22 mi15:41:434:16:289:489:35
9:25
#23493
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25024101901019024060(Top 83%)9679(Top 77%)9679(Top 169%)
10K6.21 mi3.10 mi24639+38510000+19010000+19024292(Top 84%)9806(Top 78%)9806(Top 172%)
15K9.32 mi3.11 mi24452+1879882+1189882+11824060(Top 83%)9679(Top 77%)9679(Top 169%)
20K12.43 mi3.11 mi24218+2349766+1169766+11623518(Top 81%)9453(Top 75%)9453(Top 165%)
HALF13.11 mi0.68 mi24174+449740+269740+2623236(Top 80%)9284(Top 74%)9284(Top 162%)
25K15.53 mi2.42 mi23914+2609627+1139627+11322672(Top 78%)9023(Top 72%)9023(Top 158%)
30K18.64 mi3.11 mi23614+3009513+1149513+11422434(Top 77%)8998(Top 72%)8998(Top 157%)
20M20.00 mi1.36 mi23966-3529691-1789691-17826745(Top 92%)11374(Top 90%)11374(Top 199%)
21M21.00 mi1.00 mi23842+1249642+499642+4922137(Top 76%)8962(Top 71%)8962(Top 157%)
35K21.75 mi0.75 mi23766+769610+329610+3222229(Top 77%)9071(Top 72%)9071(Top 159%)
23M23.00 mi1.25 mi23645+1219575+359575+3521812(Top 75%)8911(Top 71%)8911(Top 156%)
24M24.00 mi1.00 mi23630+159580-59580-523404(Top 81%)9750(Top 78%)9750(Top 171%)
40K24.85 mi0.85 mi23602+289577+39577+323627(Top 81%)9936(Top 79%)9936(Top 174%)
25.2M25.20 mi0.35 mi23565+379563+149563+1421990(Top 76%)9080(Top 72%)9080(Top 159%)
FINISH26.22 mi1.02 mi23493+729534+299534+2922053(Top 76%)9100(Top 72%)9100(Top 159%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
Γ—21
+97ft-345ft

Overall

24060

Females

9679

F18-39

9679

5K→10K

3.1 - 6.2 mi

Top 84%
Γ—5
+79ft-138ft

Overall

24292

Females

9806

F18-39

9806

10K→15K

6.2 - 9.3 mi

Top 83%
Γ—3
+67ft-78ft

Overall

24060

Females

9679

F18-39

9679

15K→20K

9.3 - 12.4 mi

Top 81%
Γ—5
+106ft-86ft

Overall

23518

Females

9453

F18-39

9453

20K→HALF

12.4 - 13.1 mi

Top 80%
Γ—2
+19ft-37ft

Overall

23236

Females

9284

F18-39

9284

HALF→25K

13.1 - 15.5 mi

Top 78%
Γ—4
+66ft-88ft

Overall

22672

Females

9023

F18-39

9023

25K→30K

15.5 - 18.6 mi

Top 77%
Γ—9
+181ft-148ft

Overall

22434

Females

8998

F18-39

8998

30K→20M

18.6 - 20.0 mi

Top 92%
Γ—5
+64ft-50ft

Overall

26745

Females

11374

F18-39

11374

20M→21M

20.0 - 21.0 mi

Top 76%
Γ—8
+106ft-24ft

Overall

22137

Females

8962

F18-39

8962

21M→35K

21.0 - 21.8 mi

Top 77%
Γ—7
+17ft-86ft

Overall

22229

Females

9071

F18-39

9071

35K→23M

21.8 - 23.0 mi

Top 75%
Γ—5
+23ft-63ft

Overall

21812

Females

8911

F18-39

8911

23M→24M

23.0 - 24.0 mi

Top 81%
Γ—6
+12ft-82ft

Overall

23404

Females

9750

F18-39

9750

24M→40K

24.0 - 24.9 mi

Top 81%
Γ—1
+6ft-20ft

Overall

23627

Females

9936

F18-39

9936

40K→25.2M

24.9 - 25.2 mi

Top 76%
Γ—1
+13ft-16ft

Overall

21990

Females

9080

F18-39

9080

25.2M→FINISH

25.2 - 26.2 mi

Top 76%
Γ—2
+22ft-21ft

Overall

22053

Females

9100

F18-39

9100

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2232
Passed By
701
Net Change
+1531
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25024
5K β†’ 10K46378+385#25024#24639
10K β†’ 15K24356+187#24639#24452
15K β†’ 20K26329+234#24452#24218
20K β†’ HALF528+44#24218#24174
HALF β†’ 25K27616+260#24174#23914
25K β†’ 30K32222+300#23914#23614
30K β†’ 20M15367-352#23614#23966
20M β†’ 21M13713+124#23966#23842
21M β†’ 35K859+76#23842#23766
35K β†’ 23M13716+121#23766#23645
23M β†’ 24M4732+15#23645#23630
24M β†’ 40K6537+28#23630#23602
40K β†’ 25.2M392+37#23602#23565
25.2M β†’ FINISH8816+72#23565#23493
TOTALS2232701+1531
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing